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Union-Retire for Connected Components Analysis on FPGA [PDF]

open access: yesJournal of Imaging, 2022
The Union-Retire CCA (UR-CCA) algorithm started a new paradigm for connected components analysis. Instead of using directed tree structures, UR-CCA focuses on connectivity.
Donald G. Bailey, Michael J. Klaiber
doaj   +2 more sources

Zig-Zag Based Single-Pass Connected Components Analysis [PDF]

open access: yesJournal of Imaging, 2019
Single-pass connected components analysis (CCA) algorithms suffer from a time overhead to resolve labels at the end of each image row. This work demonstrates how this overhead can be eliminated by replacing the conventional raster scan by a zig-zag scan.
Donald G. Bailey, Michael J. Klaiber
doaj   +2 more sources

Bounds on the Number of Connected Components for Tropical Prevarieties [PDF]

open access: yesDiscrete and Computational Geometry, 2016
For a tropical prevariety in Rn given by a system of k tropical polynomials in n variables with degrees at most d, we prove that its number of connected components is less than k+7n−
Dima Grigoriev
exaly   +2 more sources

Control strategy for the anode gas supply system in a proton exchange membrane fuel cell system

open access: yesEnergy Reports, 2023
Stable pressure control can improve the lifespan, efficiency, and stability of proton exchange membrane fuel cell system (PEMFCs). We successfully implemented a feedforward-based proportion-integral controller (FPIC) to control the anode pressure of a ...
Xingyi Li   +4 more
doaj   +1 more source

Management Control and Integration Technology of Intelligent Production Line for Multi-Variety and Complex Aerospace Ring Forgings: A Review

open access: yesMetals, 2022
Large and complex ring forgings are key structural parts of the aerospace field, and their quality is closely related to the reliability of aerospace vehicles.
Huijuan Ma   +6 more
doaj   +1 more source

Hydrogen Purification Performance Optimization of Vacuum Pressure Swing Adsorption on Different Activated Carbons

open access: yesEnergies, 2021
Hydrogen purification is an important part of hydrogen energy utilization. This study aimed to perform hydrogen purification of multi-component gas (H2/CO2/CH4/CO/N2 = 0.79/0.17/0.021/0.012/0.007) by one-column vacuum pressure swing adsorption (VPSA) and
Jinsheng Xiao   +5 more
doaj   +1 more source

Effect of strain rates on mechanical behavior, microstructure evolution and failure mechanism of extruded-annealed AZ91 magnesium alloy under room-temperature tension

open access: yesJournal of Materials Research and Technology, 2023
Loading rate is usually considered as a significant factor affecting formability of AZ91 magnesium alloy structural components. Herein, uniaxial tensile tests are conducted on extruded-annealed AZ91 alloy under room temperature with strain rates ranging ...
Fang Chai   +5 more
doaj   +1 more source

Fatigue life improvement of TC11 titanium alloy by novel electroshock treatment

open access: yesMaterials & Design, 2022
To improve the service life of titanium alloys, a novel electroshock treatment (EST) with low frequency, alternating pulse, and limited energy density is proposed in this study.
Yanli Song   +8 more
doaj   +1 more source

Stereo Matching Network Based on Disparity Optimization [PDF]

open access: yesJisuanji gongcheng, 2022
Existing stereo matching algorithms usually use deep convolutional networks to extract features, and can improve the accuracy of foreground object detection, but display poor matching results for small objects and boundary areas in the background.In ...
LIU Jianguo, JI Guo, YAN Fuwu, SHEN Jianhong, SUN Yunfei
doaj   +1 more source

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